Home / 67,448.31-101,217.56-28,005.36

Finding the Fourth Proportional to 67,448.31, 101,217.56 and 28,005.36

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Solution

The fourth proportional to 67,448.31, 101,217.56 and 28,005.36 is: 42,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,448.31 : 101,217.56 = 28,005.36 : x
  2. Step 2: Convert to fraction form
    67,448.31/101,217.56 = 28,005.36/x
  3. Step 3: Cross multiply
    67,448.31x = 101,217.56 × 28,005.36
  4. Step 4: Simplify right side
    67,448.31x = 2,834,634,066.09
  5. Step 5: Solve for x
    x = 2,834,634,066.09/67,448.31
  6. Step 6: Final answer
    x = 42,026.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.